1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any
3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ICS 21.060.10 ISBN 0-626-16209-2 SANS 1700-12-8:1996Edition 1 and nat. amdt 1ISO 7435:1983Edition 1Any reference to SABS 1700-12-8 is deemedto be a refer
4、ence to this standard(Government Notice No. 1373 of 8 November 2002) SOUTH AFRICAN NATIONAL STANDARD Fasteners Part 12: Set screws Section 8: Slotted set screws with long dog point This national standard is the identical implementation of ISO 7435:1983 and is adopted with the permission of the Inter
5、national Organization for Standardization. Published by Standards South Africa 1 dr lategan road groenkloof private bag x191 pretoria 0001 tel: 012 428 7911 fax: 012 344 1568 international code + 27 12 www.stansa.co.za Standards South Africa SANS 1700-12-8:1996 Edition 1 and nat. amdt 1 ISO 7435:198
6、3 Edition 1 Table of changes Change No. Date Scope Nat. amdt 1 2005 Amended to change the designation of SABS standards to SANS standards with no technical changes. Abstract Specifies the characteristics of slotted set screws with long dog point and thread sizes from M 1,6 to M 12 inclusive and prod
7、uct grade A. Keywords fasteners, screws (bolts), set screws, specifications. National foreword This South African standard was approved by National Committee StanSA TC 5120.01, Screw threads and fasteners, in accordance with procedures of Standards South Africa, in compliance with annex 3 of the WTO
8、/TBT agreement. This edition is technically identical to SABS 1700-12-8:1996. International Standard INTERNATIONAL ORGANIZATION FOR STANDARDIZATION.ME)I(LLYHAPOHAR OPrAHH3ALW n0 CTAHAAPTM3Al&lMORGANISATION INTERNATIONALE DE NORMALISATION Slotted set screws with long dog Point Vis sans t-he, fendues,
9、 d tbton long First edition - 1983-09-01 U DC 621 l 82.219.4.092.5 Ref. No. ISO 7435-1983 (E) Descriptors : fasteners, screws, slotted headless screws, dimensions, specifications, designation. Price based on 3 pages Foreword ISO (the International Organization for Standardization) is a worldwide fed
10、eration of national Standards bodies (ISO member bedies). The work of developing International Standards is carried out through ISO technical committees. Every member body interested in a subject for which a technical committee has been authorized has the right to be represented on that committee. I
11、nternational organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. Draft International Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the ISO Council. In
12、ternational Standard ISO 7435 was developed by Technical Committee ISO/TC 2, Fasteners, and was circulated to the member bodies in December 1981. lt has been approved by the member bodies of the following countries: Austria Belgium Brazil China Czechoslova kia Denmark Egypt, Arab Rep. of Finland Fra
13、nce Germany, F. R. lndia liungary Ireland Italy Japan Korea, Dem. P. Rep. of Korea, Rep. of Mexico Netherlands New Zealand No member body expressed disapproval of the document. Norway Poland Romania South Africa, Rep. of Spain Sweden Switzerland United Kingdom USSR 0 International Organization for S
14、tandardization, 1983 0 Printed in Switzerland INTERNATIONAL STANDARD ISO 74354983 (E) Slotted set screws with long dog Point 1 Scope and field of application This International Standard specifies the characteristics of slotted set screws with long dog Point and thread sizes from M 1,6 to M 12 inclus
15、ive and product grade A. If other specifications are required, it is recommended that they should be selected from existing International Standards, for example ISO 261, ISO 888, ISO 898, ISO 965, ISO 3566, ISO 4759/1. . 2 References ISO 225, Fasteners - Belts, screws, studs and nuts - Symbols and d
16、esignations of dimensions. ISO 261, ISO general purpose metric screw threads - General plan. ISO 888, Bolts, screws and studs - Nominal lengths, and thread lengths for general purpose bolts. ISO 898, Mechanical properties of fasteners. ISO 965, ISO generalpurpose metric screw threads - Tolerantes. I
17、SO 3269, Fasteners - Acceptance inspection. 1) ISO 3566, Corrosion-resistan t stainless steel fas teners - Specifka tions. ISO 4642, Threaded components - Electropla ted cos tings componen ts. 1) ISO 4753, Fasteners - Ends of Parts with external metric ISO thread. ISO 475911, Tolerantes for fastener
18、s - Part 1: Bolts, screws and nuts with thread diameters 1,6 and 150 mm and product grades A, B and C. 1) At present at the Stage of draft. 74354983 (El imensions radius * The 120 angle is mandatory for short length screws above the dotted stepped line. * The 45O angle applies only to the Portion of
19、 the Point below the root diameter of the thread. Dimensions in millimetres Thread size d P2) df dP M1,6 M2 M 2,5 M 3 (M3,5)1) M4 M5 M6 M8 MIO M 12 0,35 0,4 0,45 0,5 0,6 OJ 0,8 1 1,25 1,5 l,75 z Minor thread diameter min. 0,55 0,75 1,25 1,75 1,95 2,25 3,2 317 5,2 6164 8,14 max. W3 1 L5 2 22 2,5 3,5
20、4 5,5 7 8,5 min. 03 1 1,25 1,5 l,75 2 2,5 3 4 5 6 2 max. 1,05 1,25 1,5 1,75 2 2,25 2,75 3,25 4,3 5,3 6,3 l), 3) nom. 1 min. I max. 2 IA3 22 23 2,3 2,7 - 3 Z8 3,2 -1 - I . 45 I 44,5 I 45,5 I 50 49,5 50,5 55 544 55,6 Ir . 6 l 60 5914 ) 60,6 1 I I I 1) Sizes in brackets should be avoided if possible. 2
21、) P= pitch of the thread. 3) Min. and max. values according to ISO 4759/1, but rounded to one decimal place. ISO 74354983 (El 4 Specifications and reference International Standards Material Thread Tolerante International Standards Steel Stainless steel 6g ISO 261, ISO 965 Non-ferrous metal Mechanica
22、l properties Property class 14H, 22H Al -50 1) International Standards ISO 898/5 ISO 3566 Tolerantes Product grade International Standard I I A ISO 4759/ 1 Plain Finish Requirements for electroplating are covered in ISO 4042. If different electroplating requirements are desired or if requirements ar
23、e needed for other finishes, they should be negotiated between supplier and customer. Acceptability 1 The acceptance procedure is covered in ISO 3269. I 1) Will be covered in a future International Standard. 5 Designation Example for the designation of a slotted set screw with long dog Point, thread size d = M5, nominal length I = 12 mm and property class 14H : Set screw ISO 7435 - M5 x 12 - 14H 3 Standards South AfricaThis s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .
